How we make onion soup

Ingredients:-
    1.Four green onion 
      2.One small spoon olive oil
      3.Two small spoon butter 
      4.One cup vegetable stock
      5.Two cup of water 
      6.One fourth small spoon black pepper powder 
      7.Salt according to taste 
Method:-
         Take  small chopped white part of onion.Heat oil in a panand roast onion in it.When it becomes transparent switch off the gas.Now add vegetable stock and water in it.Let them boiled. When it becomes cool blind it with the help of blinder.Add salt and black pepper  in it according to taste.
Take small chopped green part of onion and sprinkle on it.Water should be according to need.Garnish it with butter.Serve it hot.